Diversity in Living Organisms
Q1(CBSE 2010): Chloroplast in Spirogyra is:
(a) spirally arranged and ribbon shaped with pyrenoids
(b) spirally arranged without pyrenoids
Q2(CBSE 2010): Needle shaped structure in Pinus plant is:
(d) reproductive part
Q3(NCERT): Which among the following produce seeds?
Q4: Which of the following are called "Amphibians of Plant Kingdom"?
Q5: A plant has woody stem and its leaves show reticulate venation?
Q6(CBSE 2010): Some students want to prepare a temporary mount of Spirogyra. Where should they search for fresh specimen?
(a) In a pond and salty water
(b) In a stream of fresh water
(c) In a stream of salty water
(d) In a pond with stagnant water
Q7: Pneumatic bones is an important characteristic of:
Q8(CBSE 2010): Earthworm is:
(a) bisexual with self fertilization
(b) bisexual with cross-fertilization
(c) unisexual with cross-fertilization
(d) none of these
Q9(NCERT): Which one is a true fish?
Q10(CBSE SQP): Which of the following is not an aerial adaptation of a bird?
(a) Presence of strong flight muscles
(b) Presence of vertebral columns
(c) Streamlined body
(d) Forelimbs modified into wings
Q11: Which of the following is a group of invertebrate animals?
Q12: Which of the following is a flightless bird?
(d) all of these
1: (a) spirally arranged and ribbon shaped with pyrenoids
2: (a) leaf
3: (d) Gymnosperms
4: (a) bryophytes
5: (c) dicot
6: (d) In a pond with stagnant water
7: (c) aves
8: (b) bisexual with cross-fertilization
9: (c) Dogfish (Note: silver fish is an insect, jelly fish is coelentrate and starfish is an echinoderm)
10: (b) Presence of vertebral columns
11: (d) arthopoda
12: (d) all of these