Grade -4-GK Class test

we count these to tell the age of a tree

• Latex

• Touch me not plant

• stomata

• Rings of trunks

It has a flat broad tail. it is national animal of Canada .

• Meerkat

• Armadillo

• Elk

• Beaver

This is the largest water plant found in America .

• wolffia

• hen and chicks

• Amazon water lily

• Hood skull cap

This ball- shaped small fleshy plant looks like stone .

• Sea Urchin Cactus

• Black Bat Flower

• Elephant 's Ear

• Shame plant

Cutting and gathering of trees in a forest is called as _______.

• Canopy

• Lumbering

• Cres cograph

• soil erosion

The first scientist, who prove that plants respond to stimuli.

• Dr.APJ Abdul Kalam

• sir. C V Raman

• Jagdish chandra Bose

• Hari Nath Dixit

It is a large aquatic marine mammal, sometime referred to as a sea cow.

• Sea horse

• Octopus

• Manatee

• Seal fish

It is medium size cat found in North America and the northern parts of Asia and Europe.

• Snow Leopard

• Lynx

• Elk

• Beaver

Choose the name of the instrument invented by Jagdish Chandra Bose that prove that plant respond to stimuli.

• Crescograph

• Telescope

• X ray Machine

• phone

This is a layer formed by the tallest trees and their branches in a forest.

• Latex

• stomata

• canopy

• Rings on trunks