Support and Movements Unit 2 MCQs Biology 12th Class

Support and movements unit 2 MCQs Fsc Biology 2nd year with answer keys. Fsc second year chapter wise fully solved multiple-choice questions. These MCQs are collected from past papers of fsc all Boards of Punjab. This topic Support and Movements Unit 2 will surely lead you to achieve more than 90% marks.

Support and Movements MCQs

Fsc part 2 biology Support and Movements Unit 2 MCQs with answers chapter 2.

Bundle caps in sunflower stem, are formed by: (LHR. GII, 2016)
(A) Sclerenchyma
(B) Parenchyma
(C) Mesenchyma
(D) Collenchyma

The loss of water due to ex-osmosis from plant cells causes the plant to: (MLN. GI, 2016)
(A) Turgid
(B) Swell
(C) Wilt
(D) Rupture

Turgor pressure is generated by the high osmotic pressure of the cell: (SWL. GI, 2016) (RWP. GI, 2017) (LHR. GI, 2018)
(A) Cytoplasm
(B) Vacuole
(C) Mitochondria
(D) Chloroplast

These are shorter than fibers and are found in seed coat and nutshell to provide
protection: (MLN. GI, 2014) (GRW. GI, 2016)
(A) Trachoids
(B) Sclerides
(C) Vessels
(D) Trachea

The collenchyma cells have protoplast and usually lack: (LHR. GII, 2015)
(A) Primary wall
(B) Secondary wall
(C) Middle Lemella
(D) Vacuole

The membrane that bounds vacuole is called: (DGK. GI, 2014) (SGD. GI, MLN. GI, 2015) (DGK. GI, 2016) (MLN. GI, 2017) (MLN, SGD, 2018)
(A) Tonoplast
(B) Leucoplast
(C) Chromoplast
(D) Chloroplast

Angular thickenings in their primary walls are present in: (BWP. GI, 2015) (LHR. GI, 2016) (SWL. 2018)
(A) Parenchyma
(B) Collenchyma
(C) Sclerenchyma
(D) Tracheids

The inactive non-conducting wood is called: (GRW. GII, 2014)
(A) Heartwood
(B) Sapwood
(C) Cork
(D) Bark

An increase in plant growth due to the activity of vascular cambium is called: (FBD. GI, 2014)
(A) Primary growth
(B) Secondary growth
(C) Sapwood
(D) Heartwood

In terrestrial plants major mechanical stress is imposed by: (MLN. GI, 2017)
(A) Gravity
(B) Temperature
(C) Wind
(D) Soil

This type of wood is most resistant to decay and insect attack.(FBD. GI, 2017)
(A) Callus
(B) Heartwood
(C) Heat wood
(D) Sapwood

The movement shown by sperms of liverworts, mosses, ferns towards archegonia is a:
(LHR. GII, 2015) (LHR. GI, 2016)
(A) Chemotactic movement
(B) Phototactic movement
(C) Chemotropic movement
(D) Phototropic movement

The movement in response to the stimulus of touch i.e. Climbing vines is called:
(BWP. GI, 2016) (GRW, RWP, 2018)
(A) Hydrotropism
(B) Thigmotropism
(C) Phototropism
(D) Geotropism

The sleep movements of plants fall under the category of:(MLN. GI, 2016)
(A) Growth
(B) Tactic
(C) Turgor
(D) Tropic

Haptonastic movements occur in response to:(BWP. GI, 2015)
(A) Contact
(B) Chemical
(C) Temperature
(D) Water

The word tropic is derived from the Greek word “Tropos” meaning: (DGK. GI, 2015)
(A) Sticky
(B) Turn
(C) Attractive
(D) Growth

Positive gravitropism of root is due to: (DGK, GII, 2015)
(A) Auxin
(B) Gibberellin
(C) Abscisic acid
(D) Ethene

The action of the Venus flytrap is: (GRW.GII, 2014)
(A) Nyctinasty
(B) Photonasty
(C) Haptonasty
(D) Thermonasty

The hyphae of fungi are: (RWP. GI, 2014)
(A) Phototactic
(B) Chemotactic
(C) Chemotropic
(D) Geotropic

The type of nastic movement, which occurs in response to contact is called: (SWL. GI, 2014)
(A) Haptonastic
(B) Photonasty
(C) Thermonasty
(D) Nyctinasty

Hyponasty is caused by (FBD. GI, 2017)
(A) Auxin
(B) Cytokinins
(C) Gibberellins
(D) Abscisic acid

Which bone provides an attachment site for muscle? (SGD. GI, 2016) (RWP. 2018)
(A) Compact bone
(B) Spongy bone
(C) Soft bone
(D) Cartilage

The living cells of cartilage are called: (MLN. GI, 2014)(DGK. GI, 2016)
(A) Cridocytes
(B) Chondrocytes
(C) Nematocytes
(D) Blastocytes

Mature bone cells are called as: (SWL. GI, BWP. GI, 2014)
(A) Osteoblasts
(B) Osteocytes
(C) Osteoclasts
(D) Chondrocytes

Which of the following is a bone of axial skeleton? (LHR. GII, 2016)
(A) Humerus
(B) Femus
(C) Tibia
(D) Rib

Neck Region is called: (RWP. GI, 2016)
(A) Lumber region
(B) Thoracic region
(C) Pelvic region
(D) Cervical region

The number of cervical vertebrae is: (FBD. GI, 2016)
(A) 07
(B) 12
(C) 33
(D) 22

The fusion of four posterior vertebrae present in the pelvic region form: (DGK. GII, 2016) (FBD. 2018)
(A) Sacrum
(B) Lumbar
(C) Coccyx
(D) Chest cage

A bone is not a part of the pelvic girdle: (GRW. GI, 2016)
(A) llium
(B) Ischium
(c) Humerus
(D) Pubis

In the thoracic region, the number of vertebrae is: (GRW. GI, FBD. GI, 2015)
(A) 12
(B) 15
(C) 05
(D) 04

Which one of the following is not an unpaired bone? (SGD. GI, 2017)
(A) Mandible
(B) Vomer
(C) Sphenoid
(D) Nasal

The joints that allow movement in several directions is called: (AJK. GI, 2015)
(A) Fibrous Joint
(B) Synovial Joint
(C) Hinge Joint
(D) Ball and Socket Joint

Joints that are held together by short fibers embedded in connective tissue: (DGK. GI, 2014)
(A) Fibrous Joints
(B) Cartilaginous Joint
(C) Synovial Joints
(D) Hinge Joints

Attach bone to bone and are slightly elastic. (GRW. GI, 2015)
(A) Tendons
(B) Ligaments
(C) Both A&B
(D) None

Sciatica is characterized by stabbing pain radiating over the course of: (FBD. GI, 2016)
(A) Sciatic artery
(B) Sciatic nerve
(C) Sciatic vein
(D) Sciatic capillary

Bowed legs and deformed pelvis are the symptoms of which disease in children?
(GRW. GII, 2015)
(A) Rickets
(B) Disc Slip
(C) Sciatica
(D) Haematoma

A disease that causes immobility and fusion of vertebral joint is called:
(DGK. GII, 2014) (SGD. GI, 2015)
(A) Sciatica
(B) Spondylosis
(C) Rickets
(D) Disc Slip

Rickets is due to deficiency of vitamin: (SGD. GI, 2015) (BWP. 2018)
(A) A
(B) C
(C) D
(D) E

Seven vertebrae lie in the neck region called: (RWP. GI, 2016)
(A) Lumber region
(B) Thoracic region
(C) Pelvic region
(D) Cervical region

Complete immobilization of muscle leads to: (SWL. GI, 2014)
(A) Increase in capillaries
(B) Increase in Mitochondria
(C) Sever atrophy
(D) Resistance to fatigue

Brain is protected by: (SWL. GI, 2014)
(A) Cranium
(B) Skull
(C) Orbits
(D) Zygomatic bone

Skeletal muscles are called striated (striped) because of the presence of: (RWP. GI, 2017)
(A) Red and yellow band
(B) White and yellow band
(C) Alternating dark and light band
(D) Red and black band

The inflammatory or degenerative disease that damages joints is called: (RWP. GII, 2017)
(A) Arthritis
(B) Osteoporosis
(C) Meningitis
(D) Spongy losis

The lower two pairs of ribs in humans are called: (RWP. GII, 2017)
(A) Free ribs
(B) Fix ribs
(C) Floating ribs
(D) Former ribs

The synovial joint is surrounded by a layer of connective tissue called: (LHR. GI, 2017)
(A) Ligament
(B) Nucleus pulposus
(C) Annulus fibroses
(D) Fibrous capsule

Collagen fibres of bone are hardened by the deposit of: (LHR. GI, 2017)
(A) Calcium phosphate
(B) Sodium phosphate
(C) Sodium carbonate
(D) Calcium carbonate

The cell walls of sclerenchymatous cells are usually impregnated with: (FBD. GI, DGK. GI, 2017)
(A) Silica
(B) Pectin
(C) Ligning
(D) Suberin

Bone forming cells are known as: (FBD. GI, 2017)
(A) Osteoblasts
(B) Osteocytes
(C) Osteoclasts
(D) Chondroblasts

The sacrum is formed by the fusion of anterior: (MLN. GI, 2017)
(A) Two bones
(B) Three bones
(C) Four bones
(D) Five bones

The upper surface of leaves in bud condition shows: (SWL. GI, 2017)
(A) Photonasty
(B) Hyponasty
(C) Haptonasty
(D) Epinasty

The Collenchyma and sclerenchyma are with heavily lignified cells in: (BWP. GI, 2017) (BWP. 2018)
(A) Cortex and phloem
(B) Cortex and xylem
(C) Xylem and phloem
(D) Pericycle and cortex

Which of the following muscle straightens the elbow joints? (BWP. GI, 2017)
(A) Brachialis
(B) Triceps
(C) Biceps
(D) Brachioradialis

The number of pelvic vertebrae in the vertebral column of man is: (DGK. GI, 2017)
(A) 5
(B) 7
(C) 9
(D) 12

A mass of clotted blood that forms at the fracture site is called: (DGK. GII, 2017)
(A) Haemahuma
(B) Callus
(C) Haemoglobin
(D) Haematoma

A hardened outer surface to which internal muscles can be attached is: (DGK. GII, 2017)
(A) Endoskeleton
(B) Hydrostatic skeleton
(C) Exoskeleton
(D) Axial skeleton

Change in water potential of a system due to the presence of solute molecules is called:
(LHR. GII, 2017)
(A) Pressure potential
(B) Solute potential
(C) Matric potential
(D)Gravitational potential

The plantigrade animals used to walk on their: (LHR. GII, 2018)
(A) Digits
(B) Tips of toes
(C) Soles
(D) Belly

The sclerenchyma has thick secondary walls usually impregnated with: (LHR. GII, 2018)
(A) Chitin
(B) Pectin
(C) Silica
(D) Lignin

The diameter of skeletal muscle fibres is: (GRW.2018)
(A) 10-80 um
(B) 10-100 um
(C) 10-120 um
(D) 10-135 um

The synovial joint is surrounded by a layer of connective tissue called:
(GRW. 2018)
(A) fibrous capsule
(B) hyaline cartilage
(C) annulus fibrosus
(D) hematoma

Which one of the following is not a joint disease? (LHR. GI, 2014) (LHR. GI, 2015) (SGD. GII, 2016)
(A) Arthritis
(B) Sciatica
(C) Disc Slip
(D) Spondylosis

Acute forms of arthritis usually result from: (RWP. GI, 2014)
(A) Bacterial Invasion
(B) Viral Invasion
(C) Fungal Invasion
(D) Severe Injury

The disease caused by low calcium in the blood is called: (AJK. GI, 2016)
(A) Tetanus
(B) Cramp
(C) Sciatica
(D) Tetany

Which end of muscle remains fixed when the muscle contracts? (GRW.GII, 2015)
(A) Insertion
(B) Origin
(C) Tendon
(D) Belly

Muscle is connected to bone by: (SGD. GI, 2014)(GRW. GI, 2016)
(A) Tendon
(B) Ligament
(C) Z-line
(D) Cross bridges

Support and Movements Unit 2 MCQs

The thick filament in myofibril is made up of: (SGD. GI, 2014)(GRW. GI, 2016)
(A) Myosin
(B) Actin
(C) Tropomyosin
(D) Troponin

Slightly elastic connective tissues that attach bone to bone are called: (FBD. GI, 2014)
(A) Tendons
(B) Brachialis
(C) Brachioradialis
(D) Ligaments

Muscle present in the Gut wall are: (BWP. GI, 2014)
(A) Smooth
(B) Skeletal
(C) Cardiac
(D) Voluntary

There are muscles in the human body, most of which occur in pairs. (GRW. GI, 2015)
(A) 650
(B) 630
(C) 660
(D) 645

A respiratory protein which is present in all aerobic organism is: (BWP. GI, 2014)
(A) Haemoglobin
(B) Myoglobin
(C) Cytochrome
(D) Cytochrome

What is the mortality rate in developing countries due to Tetanus? (MLN. GI, 2017)
(A) 35%
(B) 40%
(C) 45%
(D) 50%

Which animal moves by jet-propulsion? (SWL. GI, 2016)
(A) Earthworm
(B) Star Fish
(C) Snail
(D) Jelly Fish

Euglena moves with the help of: (DGK. GII, 2016)
(A) Cilium
(B) Pseudopodium
(C) Myonemes
(D) Flagellum

The diameter of cilia ranges from: (SGD. GI, 2015)
(A) 0.1 to 0.5 um
(B) 0.1 to 0.5 mm
(C) 0.36 to 0.8 pm
(D) 0.3 to 0.8 mm

The mammals who walk on tips of the toes, modified into hooves are termed as: (BWP. GI, 2016)
(A) Plantigrades
(B) Unguligrades
(C) Digtigrades
(D) Brachigrades

Plantigrade mode of Locomotion is observed in: (FBD. GI, 2015)(SWL. 2017)
(A) Monkey
(B) Rabbit
(C) Goat
(D) Rodents

The supracoracoid muscles provide power for the: (LHR. GI, 2015)
(A) Upward Stroke
(B) Downward Stroke
(C) Recovery Stroke
(D) Neutral Stroke

Is unguligrade. (MLN. GI, 2014) (MLN. GII, 2017)
(A) Bear
(B) Man
(C) Rabbit
(D) Goat

Muscle fatigue is caused by: (RWP, GI, 2015)
(A) CO2
(B) Fumaric acid
(C) Ethylalcohols
(D) Lactic acid

Which of the following has a hydrostatic skeleton? (RWP. GI, 2015) (AJK. 2018)
(A) Man
(B) An insect
(C) Sea anemone
(D) Fish

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