Notes Unit 14 Transport 1st year Biology. All notes are according to the new board syllabus for the annual examination 2023. These notes contain important MCQs, short and long questions.
1st Year Biology Notes:
11th Biology chapter 14 transport past papers MCQs, short and long questions. Here are some sample MCQs from unit 14 Biology of Fsc part 1.
The roots of prosopis tree may peneterate deep in the soil upto:
(LHR. 2014) (BWP. GI, 2017)
(A) 5 m
(B) 25 m
(C) 50 m
(D) 70 m
Casparian strips are present in the cells of root:
(GRW. 2018) (RWP. 2019)
(A) Endodermis
(B) Epidermis
(C) Cortex
(D) Pith
Cytoplasmic strands that extend through pores in adjacent cell wall are:
(MLN. GI, 2016)
(A) Plasmodesmata
(B) Plasmofibre
(C) Plasmofilament
(D) Plasmostrand
Casparian strips are present in: (BWP. GI, 2014) (GRW. GI, 2016)
(A) Cortex cells of Roots
(B) Endodermis cells of roots
(C) Cells of pericycle
(D) Cells of xylem vessels
Histamine is produced by: (LHR. GII, 2017) (FBD. GII, 2019)
(A) Neutrophils
(B) Eosinophils
(C) Basophils
(D) Monocytes
MCQs:
Disorder in which haemogobin molecules have F chain instead of B chain is known
as: (LHR. GI, 2017)
(A) Thalassaemia
(B) Leucaemia
(C) Oedema
(D) Emphysema
Cerebral infarction is also known as: (LHR. GII, 2016)
(A) Stroke
(B) Heart attack
(C) Hemorrhage
(D) Hypertension
The condition cause narrowing and hardening of arteries is called: (LHR. GI, 2014)
(A) Atherosclerosis
(B) Necrosis
(C) Sclerosis
(D) Apotosis
Active transport is selective and is dependent on: (AJK. GI, 2017)
(A) Nutrition
(B) Respiration
(C) Digestion
(D) Circulation
The concentration of plasma in the blood is: (SGD. GI, 2014) (AJK. GI, 2016)
(A) 45 %
(B) 50 %
(C) 55 %
(D) 60 %
Liver receives blood from digestive system through: (SGD. GII, 2015)
(A) Portal vein
(B) Hapatic vein
(C) Iliac vein
(D) Hepatic portal vein
The volume of dry seed may increase up to 200 times after absorbing water by:
(LHR. GI, 2014) (RWP. GI, 2015) (BWP. 2019)
(A) Diffusion
(B) Imbibition
(C) Osmosis
(D) Active transport