Biology 1st Paper CQ-Rajshahi Board-2023

What is caryopsis?

What does flower trimerous mean?

Plants belonging to stem group 'R' are important in food security. Explain.

Which of the stem groups 'Q' and 'R' is more advanced? Explain.

What is transpiration?

What does TCA-cycle mean?

Show the flow-chart of carbon reduction pathway of the plants of the stem group ' $A$ '.

Which group of the stem has relatively higher productivity? Explain with reasons.

What is transcription?

What is meant by Nucleotide?

Describe the structure of stem ' $\mathrm{K}$ '.

Physiological functions of stem 'K and 'L' are interdependent- Analyze.

What is bacteriophage?

What is meant by schizont?

Describe the structure of the stem 'O'.

There are multiple uses of the stem 'P' in genetic engineering and environmental management-Explain.

What is synapsis?

What do you mean by free nuclear division?

Describe the third stage of stem 'M' with diagram.

In sexual organism, both the process 'M' and N are interdependent for somatic development and creating new- progeny Analyze.