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Plant Physiology Mock Tests

66 questions available

Plant Physiology Mock Test 1

Questions: 30

Plant Physiology Mock Test 2

Questions: 30

Plant Physiology Mock Test 3

Questions: 6

नमूना प्रश्न

NEET Biology
Which of the following is the correct statement about the difference between C3 and C4 plants?
A C4 plants have Kranz anatomy with bundle sheath cells containing large chloroplasts; C3 plants lack Kranz anatomy
B C3 plants fix CO₂ using PEP carboxylase; C4 plants use RuBisCO as primary acceptor
C C4 plants have photorespiration; C3 plants do not
D C3 plants are adapted to hot, dry climates; C4 plants to cool climates
NEET Biology
Which of the following plant growth regulators is synthesized from the amino acid tryptophan?
A Gibberellin
B Indole-3-acetic acid (IAA)
C Zeatin
D Abscisic acid (ABA)
NEET Biology
In C4 plants, the primary CO₂ acceptor is:
A RuBisCO
B Phosphoenolpyruvate (PEP)
C RuBP
D Oxaloacetic acid (OAA)
NEET Biology
Which of the following is the correct description of the relationship between G3P (glyceraldehyde-3-phosphate) in the Calvin cycle?
A Two molecules of G3P combine to form one molecule of glucose
B One molecule of G3P is used to regenerate RuBP, while the other exits the cycle
C G3P is converted directly into CO₂
D G3P is the enzyme that fixes CO₂
NEET Biology
Which of the following plant growth regulators is responsible for bolting in rosette plants?
A Auxin
B Cytokinin
C Gibberellin
D Abscisic acid (ABA)
NEET Biology
In the TCA cycle (Krebs cycle), the step that produces GTP (equivalent to ATP) is:
A Isocitrate → α-ketoglutarate
B Succinyl-CoA → Succinate
C Succinate → Fumarate
D Malate → Oxaloacetate
NEET Biology
The total number of ATP molecules generated from one molecule of glucose during aerobic respiration in eukaryotes is approximately:
A 36
B 38
C 32
D 30
NEET Biology
Which of the following is the correct statement about the light reactions of photosynthesis?
A PS II acts before PS I in non-cyclic photophosphorylation
B PS I acts before PS II in non-cyclic photophosphorylation
C Both PS I and PS II act simultaneously with no electron flow between them
D PS II is not involved in oxygen evolution

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