Which of the following gas is given out during photosynthesis?
nitrogen
carbondioxide
oxygen
water vapour
In a cactus plant, food is made by
A. Branches B. Roots C. Leaves D. Stem
A and B
B and C
Only C
A and D
The plant which traps and feeds on insects is
Cuscuta plant
China rose plant
Pitcher plant
Rose plant
One of the following is an autotroph. This one is
alligator
algae
antelope
ant
Cuscuta (Amarbel) is an example of
autotroph
parasite
saprotroph
host
When dilute iodine solution is poured over a decolourised green leaf, a blue- black colour is produced. This shows tha the green leaf contains
glucose
cellulose
starch
sucrose
One of the following is not a parasite. This one is
Lice
Leech
Alga
Cuscuta
Which part of the plant gets carbondioxide from air in photosynthesis?
root hair
stomata
leaf veins
sepals
The process of photosynthesis converts solar energy into
kinetic energy
chemical energy
potential energy
nuclear energy
Which of the following is not required for photosynthesis by the green leaves of a plant?
sunlight
water
