b
Identify the group of plants in the following figure: NTS CT25/08/2019 (8:30)
a) dicot
b) monocot
c) fern
d) conifer
The
flowering plants whose seeds have ………cotyledon/s are called dicot plants.
a) one
b) two
c) both a and b
French, bean, gram, pea and mango are the examples of………….seed.
a) Monocotyledonous
b) Dicotyledonous
c) both a & b
d) None of these
Animalsare divided in to two large sub
groups.1) Vertebrates 2)
Invertebrates
Vertebrates:
1)
Vertebrates
are those animals which have backbone in their body.
2)
Vertebrates
are further divided in to five classes.
3)
1) Fishes:Fish live in water
and respire by gills. There are many kinds of fishes like shark, Trout,
Grass Carp; Rohu etc. are the example of fishes.
4)
2) Amphibians:Amphibians can
live both in water and on land. Mostly their skin is moist and slippery.
Examples Frog, toad etc.
5)
3) Reptiles:Reptile is
completely land vertebrates. They lay eggs on land. Their skin is hard
and rough. Example Snake, Crocodile, Tortoise etc.
6)
4) Birds:The body of birds is
covered with feathers. Birds can fly easily with the help of their strong
wings. Example Sparrow, eagle, parrots etc.
7)
Some birds cannot fly but run, they are called running birds.
Examples kiwi, ostrich.
8)
5) Mammals:These vertebrates give
birth to young ones and the mother feeds the babies with her milk.
They have hairs on their bodies. Example Goat, Cow, Buffalo, etc.
9)
Human beings
are also mammals.
10)
Dolphin and
whale are mammals.
11)
Bat is a
unique mammal that can fly in air.
12)
Ostrich
is the largest birds of the world.
MCQs
What is true
about vertebrates?
a) All have lungs
b) All have
gills
c) All have backbone
d)All have joined legs
b
by at 2025-02-01 17:21:05