Question:1
Which of the following event occurs during G₁-phase?

(a) DNA replication
(b) Growth and normal function of cell
(c) Mutation
(d) Fertilization




Question:2
The stage during which, cell decides to get specialized

(a) S-phase
(b) M-phase
(c) G₁-phase
(d) G₂-phase




Question:3
In which of the following wavelength, photo system-I is inactive?

(a) 780 nm
(b) 680 nm
(c) 690 nm
(d) 550 nm




Question:4
ADH deficiency causes

(a) diabetes insipidus
(b) goitre
(c) tetany
(d) acromegaly




Question:5
Law of limiting factor of photosynthesis was proposed by

(a) von Mayer
(b) Arnon
(c) FF Blackmann
(d) Hill




Question:6
Opening of stomata is not affected by

(a) N₂
(b) K⁺ions
(c) Starch
(d) None of these




Question:7
The IV cranial nerve is
(a) oculomotor
(b) trochlear
(c) olfactory
(d) facial




Question:8
Subunits of 8OS ribosome are

(a) 40S
(b) 60S
(c) Both (a) and (b)
(d) None of these




Question:9
The stored food in animals is called

(a) cellulose
(b) starch
(c) glucose
(d) glycogen




Question:10
The cellular respiration first takes place in the

(a) cytoplasm
(b) Golgi bodies
(c) ER
(d) lysosomes




Question:11
Which of the following substrate is used in the formation of alcohol?

(a) Sucrose
(b) Glucose
(c) Galactose
(d) Fructose




Question:12
Rubisco stands for

(a) Ribulose bisphosphate carboxylase oxygenase
(b) Ribulose phosphate carboxylase oxygenase
(c) Ribulose phosphate carboxylic oxygenase
(d) None of the above




Question:13
Net gain of ATP molecules per hexose during aerobic respiration is

(a) 12
(b) 18
(c) 36
(d) 30




Question:14
The term “hot dilute soup” was used by

(a) Haldane
(b) vonHelmont
(c) Redi
(d) Louis Pasteur




Question:15
Which of the following classification is based on some morphological characters?

(a) Artificial
(b) Natural
(c) Phylogenetic
(d) Both (b) and (c)