In the context of the types of children’s play, the play in which infants engage in exploratory and playful visual and motor transactions in the second quarter of the first year of life is known as

Sensorimotor play

Explanation:

Sensorimotor play is behavior attribut common to infants to gain minimum/maximum pleasure from consistent use of  their sensorimotor schemes. The development of sensorimotor play is a product of Piaget's description of sensorimotor thought in the fact that  Infants at first instance are involved/engage in exploratory and playful visual and motor transactions in the second quarter of the first year of life.

bacteria – a word that often brings out a sense of uneasiness in most of us are, in fact, one of the earliest forms of life. it can be quite unnerving to know that there are bacteria all over your skin, hair, and even inside the body. but only a few species of bacteria are dangerous. the majority of bacteria are good, and without them, life on earth wouldn’t be possible. let’s learn more about how are bacteria essential for you to survive.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.