1
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1
A population with $N=400$ in asymptote at $K=500$ individuals, $K$ being the carrying capacity. Assuming the intrinsic rate of natural increase $(r)$ to be 0.01 , what would be the population browth rate ( $\mathrm{dN} / \mathrm{dt}$ )?
A
1
B
0.05
C
0.8
D
0.4
2
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

Which of the following graphs represents the correct relationship between light intensity (Xaxis) and the rate of photosynthesis ( $Y$-axis)?

A

IAT (IISER) 2024 Biology - Photosynthesis in Higher Plants Question 1 English Option 1

B

IAT (IISER) 2024 Biology - Photosynthesis in Higher Plants Question 1 English Option 2

C

IAT (IISER) 2024 Biology - Photosynthesis in Higher Plants Question 1 English Option 3

D

IAT (IISER) 2024 Biology - Photosynthesis in Higher Plants Question 1 English Option 4

3
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

$$ \text { Match the enzymes in Column I with the cellular compartments in Column II. } $$

Column I Column II
P Succinate dehydrogenase i Cytoplasm
Q Pyruvate dehydrogenase ii Inner mitochondrial membrane
R Lactate dehydrogenase iii Mitochondrial matrix
S ATP synthase iv Thylakoid membrane
v Inner chloroplast membrane
Which of the following combinations is correct?
A
$P-(i i) ; Q-(i i i) ; R-(i) ; S-(i v)$
B
$P-(i v) ; Q-(i) ; R-(i i i) ; S-(i i)$
C
$P-(i i i) ; Q-(i i) ; R-(i) ; S-(i v)$
D
$P-(i i i) ; Q-(i) ; R-(i v) ; S-(i i)$
4
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

Two species of a flowering plant, $P(2 n=20$ chromosomes) and $Q$ ( $2 n=30$ chromosomes) are reciprocally crossed with each other as male or female as shown below to produce F1 seeds. Which of the following seed tissues from both the F1 seeds ( $R$ and $S$ ) will have the same chromosome numbers?

IAT (IISER) 2024 Biology - Sexual Reproduction in Flowering Plants Question 1 English
A
Endosperm
B
Embryo
C
Embryo and seed coat
D
Embryo and endosperm
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