Question

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Answer 1

Answer:

1. Firefly(jugnu)

2. Light emitting diode

3.Electric eels

4.work

5.Hemoglobin

6.A+,o,B-,A-

7. Reculate- Rose, Parallel- Maize

8.ferns, liveworts

9.CO2

4.Cotton fibre

Answer 2

Required Answers:

(I) Name animals that emit lights of its own.

Ans- Fireflies and Glow worms.

(II) LED stands for

Ans- Light-emitting Diode

(III) Name the animals which produce electricity.

Ans- Electric Eel and Electric Catfish.

(IV) Energy is the capacity to do

Ans- Energy is the capacity to do work.

(V) Name the substance which gives colour to blood.

Ans- Haemoglobin

(VI) Name four types of blood groups.

Ans- A, B, AB, O.

(VII) Name plants having reticulate and parallel venation.

Ans- Reticulate Venation - Hibiscus, Papaya

Parallel venation - Grains, Banana

(VIII) Name any two non-flowering plants.

Ans- Ferns and Mosses.

(IX) Write chemical formula of Carbon Dioxide.

Ans- CO2 (Carbon and two oxides = Carbon dioxide)

(View attachment for correct formula)

(X) Name any one plant fibre.

Ans- Jute, Cotton, Wool are plant fibres.