Why did early humans use animals for travel? A To store food B To move faster C To make music
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Chapter 13: Reproduction in Animals and Adolescence (Set-5)
A student says “respiration and reproduction both always need oxygen”; which correction is most accurate? A Reproduction needs oxygen B
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When only one parent produces young ones without gamete fusion, the mode is called A Sexual reproduction B External fertilization
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In sexual reproduction, which event must happen to form a new individual? A Bud breaks off B Body fragments grow
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Which type of reproduction needs two parents and leads to more variation in offspring? A Budding in yeast B Binary
Continue readingChapter 12: Reproduction in Plants (Set-5)
A winged seed released from the same height will travel farther on a windy day mainly because its A Greater
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A seed shaped like a small “winged blade” spins while falling and travels farther mainly because spinning A Increases falling
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In plants like drumstick (Moringa) and some trees, flat papery seeds are carried away mainly because they A Absorb animal
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A plant growing in open windy areas often produces seeds with wings or hairs mainly to A Make seeds heavier
Continue readingChapter 12: Reproduction in Plants (Set-1)
In many grasses and dandelion-like plants, which feature helps seeds travel far in air currents? A Hairy parachute tuft B
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