Reproductive Phase

Q. Which of the following are directly responsible for the transitions between juvenile, reproductive and senescent phases in organisms?

1. Enzymes
2. Food
3. Hormones
4. None of the above

Q. Match the following and choose the correct option:
$\begin{array}{cc}\text{1. Vegetative phase}& \text{i. Phase during which the organism}\\ & \text{can reproduce sexually}\\ \text{2. Senescent phase}& \text{ii. Phase of growth after birth}\\ & \text{until the attainment of reproductive maturity}\\ \text{3. Reproductive phase}& \text{iii. Phase during which the organism cannot}\\ & \text{reproduce sexually and grows old}\end{array}$

1. 1-ii, 2-i, 3-iii
2. 1-i, 2-iii, 3-ii
3. 1-ii, 2-iii, 3-i
4. 1-iii, 2-ii, 3-i

Q. Which of the following years are possible for flowering in neelakuranji if it flowered in 2006?

1. 2012
2. 2018
3. 2030
4. Both b and c

Q.

Regarding assertion and reason; chose the correct option

Assertion (A): Monocarpic plants produce flowers and fruits only once in their lifetime.

Reason (R): Polycarpic plants produce flowers and fruits more than once in their lifetime.

1. Both A and R are correct and R explains A

2. Both A and R are correct and R does not explain A

3. A is correct and R is incorrect

4. Both A and R are incorrect