Biology Fossils of blue green algae were found in lime stones with the age almost as old as 3.3 Billion years 2.3 Billion years 4.3 Billion years 1.3 Billion years 3.3 Billion years 2.3 Billion years 4.3 Billion years 1.3 Billion years ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following is true of annelids? They have a nerve net They have pseudocoeloms They have an open circulatory system They perform gas exchange across their skin They have a nerve net They have pseudocoeloms They have an open circulatory system They perform gas exchange across their skin ANSWER DOWNLOAD EXAMIANS APP
Biology A colour blind person has difficulty in distinguishing which of the two colours ? White & Red Green & Red Red & Black Blue & Red White & Red Green & Red Red & Black Blue & Red ANSWER DOWNLOAD EXAMIANS APP
Biology Malaria is more common in Eastern areas All over the word Southern areas Tropical areas Eastern areas All over the word Southern areas Tropical areas ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following does not have blood but undergoes respiration ? Kangaroo Cockroach Hydra Snail Kangaroo Cockroach Hydra Snail ANSWER DOWNLOAD EXAMIANS APP
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