Questions
Nucleus in a cell is surrounded by a jelly-like substance called
- chlorophyll
- vacuole
- cytoplasm
- mitochondrion
- plastid
Which of the following is not needed for photosynthesis?
- Light
- Oxygen
- Water
- Chlorophyll
- Carbon dioxide
Which of the following is not a heterotroph organism?
- Human being
- Cow
- Tiger
- Whale
- Phytoplankton
Reserve food materials in plants is stored as
- glucose
- starch
- glycogen
- fats
- proteins
Which of the following is correct for stomata?
- Pores on leaf surface
- Membrane around the cell
- Pigment to help in photosynthesis
- Central dark area in a cell
- Membrane around the nucleus
The leaves of _____________ are reduced into spines.
- mango tree
- pitcher plant
- mahogany
- cactus
- orchids
Which of the following is not an insectivorous plant?
- Sundew
- Mango tree
- Utricularia
- Pitcher plant
- Drosera
While travelling in a bus, a boy noticed green patches in almost all the ponds and areas with stagnant water. What does this green colour indicate?
- Fungi
- Parasites
- Algae
- Tiny animals
- Dead and decaying organic matter
Which of the following does not belong to Kingdom 'Fungi'?
- Bread mould
- Mushroom
- Cuscuta
- Yeast
- Penicillium
Solar energy is stored in plants by the leaves with the help of
- Nucleus
- Chlorophyll
- Mitochondrion
- Ribosome
- DNA
_________ is a relationship in which both partners are mutually benefitted.
- Symbiosis
- Parasitism
- Ammensalism
- Predation
- Competition
The term 'lichen' means
- green algae living inside fungi
- decomposition of dead matter
- absorption of nutrients by roots from the soil
- animals living as endo-parasites inside a host
- trapping of light energy for photosynthesis
'Iodine test' indicates the presence of
- Sugar
- Fat
- Protein
- Starch
- RNA
Which of the following does not contain chlorophyll?
- Rose plant
- Orchid
- Hibiscus
- Potato plant
- Amarbel
A child and his father were doing gardening. When the child accidently pulled out a plant, he noticed that there were some swellings in the roots. He asked his father about it. The father explained that the swelling is called a nodule and some bacteria like ________ live inside it.
- Streptococcus
- Yeast
- Rhizobium
- HIV
- Lactobacillus