Systematics of Living Organisms — Biology STD 11 Science — Question

What are tendrils?

Cnidarians and Ctenophorans are both diploblastic. Which other character do they have in common, which is not found in other phyla?

Define taxonomical aids and give two examples

What chemical is used to preserve plant and animal specimens in transparent jars at museums?

Name
1. The reagent used for testing for reducing sugar.
2. The form in which carbohydrate is transported in a plant.
3. The term that describes all the chemical reactions taking place in an organism.

Unicellular motile alga which belongs to Chlorophyceae and shows cup-shaped chloroplast.

Which type of conjoint – vascular bundles are found in members of Cucurbitaceae family?

Write the wavelengths required for proper functioning of PS-I and PS-II respectively?

What kind of contraction occurs in your neck muscles while you are reading your class assignment?

Which nutrients are used for energy production?