ICSE-X-Biology
Previous Year Paper year:2010
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- #1-c [5]Given below are five sets of five terms each. In each case, rewrite the terms in logical
sequence as directed at the end of each statement. One has been done for you as an
example.
Example: Anaphase, Telophase, Prophase, Metaphase, Interphase
(Sequential order of karyokinesis)
Answer: Interphase, Prophase, Metaphase, Anaphase, Telophase
- #1-c-iVagina, Ovary, Uterus, Oviduct, Cervix
(Pathway of egg after ovulation)Ans : Ovary, Oviduct, Uterus, Cervix, Vagina.
- #1-c-iiMotor neuron, Receptor, Sensory neuron, Effector, Association neuron
(Pathway of a nerve impulse)Ans : Receptor, Sensory Neuron, Association Neuron, Motor-Neuron, Effector.
- #1-c-iiiPupil, Yellow spot, Cornea, Lens, Aqueous humour
(Path of entry of light into the eye from an object)Ans : Cornea, Aqueous humour, Pupil, Lens, Yellow spot.
- #1-c-ivStoma, Mesophyll cells, Xylem, Substomatal space, Intercellular space
(Loss of water due to transpiration)Ans : Xylem, Mesophyll cells, Intercellular space, Substomatal space, Stoma.
- #1-c-vCortical cells, Root hair, Soil, Water, Endodermis, Xylem
(Entry of water into the plant from the soil)Ans : Soil, Water, Root hair, Cortical cells, Endodermis, Xylem.
- #1-d [5]There are five sets consisting of five terms given below. In each set, there is a word
which is an odd one. For each of these sets, write down the category of the group
having identified the odd one out, as shown in the example:
Example: (0) cell wall, vacuole, centrosome, plastids, mitochondria
S. No. Category Odd One 0 Organelles of plant cell Centrosome Ans :S. No. Category Odd One
(i.)Simple reflex Knitting without looking (ii) Eye defects Cretinism (iii) Male reproductive system Lachrymal gland (iv) Anterior pituitary secreted Vasopressin (v) Disinfectants Mercurochrome
- #1-d-iBlinking, Knitting without looking, Smiling, Blushing, Crying
- #1-d-iiMyopia, Cataract, Hypermetropia, Squint, Cretinism
- #1-d-iiiCowper.s gland, Urethral gland, Lacrimal gland, Seminal vesicles, Prostate gland
- #1-d-ivVasopressin, Growth hormone, TSH, ACTH, FSH
- #1-d-vCresol, DDT, Lime, Mercurochrome, Bordeaux mixture
- #1-e [5]Choose the correct answer to the following statements out of the three choices given
after each statement.
- #1-e-iA point of contact between two neurons is termed
1. Synapsis
2. Neuromotor junction
3. SynapseAns : -(3) Synapse
- #1-e-iiLoss of water as droplets from hydathodes is called
1. Transpiration
2. Bleeding
3. GuttationAns : -(3) Guttation