Q. Name the tissues that transports food to various parts of a plant.
1) Parenchyma
2) Xylem
3) Phloem
4) Sclerenchyma
Q. Chlorophyll in photosynthetic prokaryotic bacteria is associated with -
1) plastids
2) membranous vesicles
3) nucleoids
4) chromosomes
Q. Which one of the following is active transport?
1) It is the movement of a substance against a diffusion gradient with the use of energy from respiration
2) It is the movement of a substance against a diffusion gradient without the use of energy
3) It is the movement of a substance against a diffusion gradient with the use of energy from photosynthesis
4) It is the movement of a substance along a diffusion gradient with the use of energy from respiration
Q. Food chain is -
1) relationship between auto-tropic
2) exchange of genetic material between two organisms
3) passage of food (and thus energy) from one organism to another
4) modern entrepreneur establishment providing food outlets
Q. Which one of the following cell organelles is known as 'suicide bags' of a cell?
1) Lysosomes
2) Plastids
3) Endoplasmic reticulum
4) Mitochondria
Q. Which one of the following body parts/ organs of the human body does not have smooth muscles?
1) Ureters
2) Iris of eye
3) Bronchi of lungs
4) Biceps
Q. Which one of the following organisms is responsible for sleeping sickenss?
1) Leishmania
2) Trypanosoma
3) Ascaris
4) Helicobacter
Q. Marsilea, Fern and Horse-tail are examples of which one of the following plant groups?
1) Pteridophyta
2) Bryophyta
3) Gymnosperms
4) Angiosperms
Q. Which one of the following is not found in animal cells?
1) Free ribosomes
2) Mitochondria
3) Nucleolus
4) Cell wall
Q. Which one of the following acids is also known as Vitamin C?
1) Methanoic acid
2) Ascorbic acid
3) Lactic acid
4) Tartaric acid
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